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Vacuum brazed diamond
core drill bits are also called diamond hole saws, which is
suitable for electric portable angle grinder or drilling
machines for drilling ceramic, porcelain, marble, granite, stone,
concrete and other composite materials,
great for Home, Hobby, Craft, Construction, etc.
Dry or wet use, water
coolant will be much better for drilling performance.
Features:
1. Fast and Smooth drilling;
2. Long lifetime;
3. Less Chipping;
4. Minimizing any breakage;
5. Less loss of material;
6. Less heat generation;
7. Better finish quality.
Instructions for use:
1. When operating,
first incline the drill bit at 45 degrees, and slow down the
speed of the electric drill, then erect the electric drill.
2. When it is about
to drill through, slow down the speed again.
3. During the whole drilling process, keep adding water to cool. |
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